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Author name: Lara van Kasteren

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What is obesity?

Medically reviewed by W. van Donselaar, doctor, BIG 79020681301, on 17 September 2026. The word “obesity” sounds rather serious. You hear it in the news, at the GP’s or in conversations about health, often in the same breath as words such as “epidemic” or ‘risk factor’. But what does it actually mean, from a medical point of view? And why is obesity now regarded as a […]

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A white table with a blue Ozempic pen on it

Counterfeit semaglutide: the danger of illegal injections

Medically reviewed by W. van Donselaar, doctor, BIG 79020681301, on 10 September 2026. You order a weight-loss injection via a website or through an acquaintance, without the involvement of a doctor or a pharmacy. The pen looks the same as the one from your previous order. However, by doing so, you are taking a risk that few people are aware of: the contents of the

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Is medically supervised weight loss safe?

Medically reviewed by W. van Donselaar, doctor, BIG 79020681301, on 27 August 2026. More and more people are considering a medical treatment programme to get their weight under control. At the same time, you hear many different stories in the news and on social media about medicines such as Ozempic and Wegovy. This raises questions: is this actually safe? Who is monitoring

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A woman on a set of scales, surrounded by a drawn circle containing images of slimmer and curvier women, connected by arrows

Why do I keep putting on weight again after going on a diet?

Medically reviewed by W. van Donselaar, doctor, BIG 79020681301, on 13 August 2026. You’re so close. After weeks on a strict diet, you’re finally seeing results on the scales. And then, a few months later, you’re back where you started — or even heavier than before. If this sounds familiar, you’re not alone.

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